A group of very rich people who can buy a lot of things are betting that Bank of America will do well. They use something called options, which are like special tickets that let them control a certain number of shares in the bank. These rich people think the bank is going to grow and make more money, so they want to be part of it. Read from source...

1. The title is misleading and clickbait-ish. It does not clearly state what whales are betting on or why it matters to the readers. A better title could be "Whales Show Strong Interest in Bank of America Shares" or "Bank of America: What Are Whale Investors Doing?".
2. The article lacks depth and analysis. It only provides a superficial overview of options history, without explaining what options are, how they work, or why they are relevant to the bank's performance. A more informative article would explain the different types of options, such as calls and puts, and how they indicate the expectations and strategies of investors.
3. The article does not provide any context or comparison for the 55% statistic. It does not say what the average is, how it changes over time, or how it compares to other banks or sectors. A more helpful article would give some background information on the options market and the bank's performance in relation to its peers.
4. The article uses vague and subjective terms like "bullish stance" and "noticeably". It does not define what these terms mean, how they are measured, or why they are important. A more objective and precise article would use quantitative data and specific indicators to support its claims, such as implied volatility, open interest, or delta.
5. The article has a tone of excitement and speculation, rather than facts and evidence. It does not provide any sources or references for the information it presents, nor does it acknowledge any potential limitations or risks of following whale investors. A more responsible article would cite reputable and updated data sources, such as SEC filings, financial reports, or market research, and warn readers about the AIgers of chasing trends without proper analysis.

I have scanned the article you provided and extracted some key points that may be relevant for your query. Here are my suggestions based on the information available in the article, as well as some warnings about potential risks involved in trading options. Please note that these are not personalized financial advice and should not be taken as such. You should do your own research and consult with a professional advisor before making any decisions. Here is what I found:

- The whales, or large investors, have shown a strong preference for Bank of America (BAC) stock, as indicated by the high percentage of bullish trades opened with calls options. Calls options give the buyer the right to purchase the underlying asset at a fixed price, known as the strike price, before a specified expiration date. This implies that the whales expect the stock price to rise above the current level or the strike price in the future.
- The most active and liquid options contracts for BAC are the September 17 $52.50 calls and the October 15 $55 calls, according to the Options Clearinghouse. These contracts have a high open interest, which means that there is a large volume of trades executed on them. They also have a significant Implied Volatility (IV), which measures how much the option price fluctuates based on the underlying asset's movement and other factors. High IV indicates higher uncertainty and risk in the market, which can affect the option's value and profitability.
- The whales have been buying these calls options at a strike price that is below the current stock price, which is around $50. This is known as a call spread strategy, where the investor pays a premium to buy the call option at a lower strike price and sell another call option at a higher strike price. The goal of this strategy is to limit the losses if the stock price moves sideways or slightly up, while maximizing the gains if the stock price rises significantly. However, this also involves paying more in premium costs and capping the potential profits.
- Alternatively, some whales have been using a call debit spread strategy, where they sell a call option at a higher strike price and buy another call option at a lower strike price. This is similar to the call spread, but with a smaller difference between the two strike prices. The investor receives a credit for the premium received from selling the option, which offsets some of the costs. However, this also exposes the investor to more losses if the stock price rises above both strike prices, as they would have to buy back the sold option at a higher price than what they received.
- The whales' bullish bets on BAC may be influenced by various factors, such as positive earnings reports, favorable economic